... distance 40 AU, Whipple calculated that, even with a total mass of 100 M , the surface brightness of the disk would be no brighter than 7th magnitude per square degree and therefore undetectable against the glow of the zodiacallight and the gegenschein ...
... system unless the 'sky' is those days was somehow different, perhaps more active in terms of cometary and meteoric phenomena than it is now, leading to a possible 'confusion' between what was once a much brighter zodiacallight and the present Milky Way ...
... and Saturn, are the thirteen zodiacal constellations through which the Sun appears to pass in the course of a year, and pointers to more distant and exotic objects in the Universe, such as bright stars many hundreds of light years away, and galaxies and ...
... 381-399. 9. de Groot, M. , Sterken, C., van Genderen, A.M., 2001, ``Cyclicities in the light variations of S Doradus stars III ... 36, 371-380. 22. Napier, W.M. , 2001, ``Temporal variation of the zodiacal dust cloud'', MNRAS, 321, 463-470. 23. ...
... 1 AU = 1.58 ц— 10 -5 light years = 150 billion metres.) . Further Website Content . Human Orrery Quiz . ... The Outer Ring of the Human Orrery . Zodiacal constellation boundaries . Human Orrery photographs from Miruna Popescu . ...
... It is obvious, but nonetheless instructive, to note that the First Point of Aries currently lies in Pisces, that the Sun passes through 13 "zodiacal" constellations, and that the traditional 12 zodiacal constellations are not uniformly spaced. ...
... 23-Mar-2001 . Temporal variation of the zodiacal dust cloud (wmn) . CCNet . j80 . ... 168 . 30-Aug-2001 . Strange lights in the sky! . The Lurgan Mail . 169 . ... 17-Nov-2001 . Meteor storm will bring a stunning light show . The Independent . ...
... papers XV and XVI in the series `Light Variations of Massive Stars' were published ... paper II in the series `Cyclicities in the light variations of LBVs' was published ...
[
Текст
]
Ссылки http://star.arm.ac.uk/annrep/annrep98/Annual-Report-1998.ps -- 324.6 Кб -- 08.05.2000 Похожие документы
... Light Pollution Following the Observatory's initiative in 2002, drawing attention ... lights, including streetlights, floodlights, security and perimeter lights should be ...